def create_style(request, json_data, layer_id, is_preview=False):
layer = Layer.objects.get(id=int(layer_id))
datastore = layer.datastore
workspace = datastore.workspace
gs = geographic_servers.get_instance().get_server_by_id(
workspace.server.id)
layer_styles = StyleLayer.objects.filter(layer=layer)
is_default = False
if not is_preview:
is_default = json_data.get('is_default')
if is_default:
for ls in layer_styles:
s = Style.objects.get(id=ls.style.id)
s.is_default = False
s.save()
else:
has_default_style = False
for ls in layer_styles:
s = Style.objects.get(id=ls.style.id)
if s.is_default:
has_default_style = True
if not has_default_style:
is_default = True
name = json_data.get('name')
if is_preview:
name = name + '__tmp'
is_default = False
style = Style(name=name,
title=json_data.get('title'),
is_default=is_default,
type='IN')
if json_data.get('minscale') != '':
style.minscale = json_data.get('minscale')
else:
style.minscale = -1
if json_data.get('maxscale') != '':
style.maxscale = json_data.get('maxscale')
else:
style.maxscale = -1
style.save()
style_layer = StyleLayer(style=style, layer=layer)
style_layer.save()
for r in json_data.get('rules'):
json_rule = r.get('rule')
filter_text = ""
if json_rule.get('filter').__len__() != 0:
filter_text = str(json.dumps(json_rule.get('filter')))
rule = Rule(style=style,
name=json_rule.get('name'),
title=json_rule.get('title'),
abstract='',
filter=filter_text,
minscale=json_rule.get('minscale'),
maxscale=json_rule.get('maxscale'),
order=json_rule.get('order'))
rule.save()
for sym in r.get('symbolizers'):
if sym.get('type') == 'PolygonSymbolizer':
json_sym = json.loads(sym.get('json'))
symbolizer = PolygonSymbolizer(
rule=rule,
order=int(sym.get('order')),
fill=json_sym.get('fill'),
fill_opacity=json_sym.get('fill_opacity'),
stroke=json_sym.get('stroke'),
stroke_width=json_sym.get('stroke_width'),
stroke_opacity=json_sym.get('stroke_opacity'),
stroke_dash_array=json_sym.get('stroke_dash_array'))
symbolizer.save()
elif sym.get('type') == 'LineSymbolizer':
json_sym = json.loads(sym.get('json'))
symbolizer = LineSymbolizer(
rule=rule,
order=int(sym.get('order')),
stroke=json_sym.get('stroke'),
stroke_width=json_sym.get('stroke_width'),
stroke_opacity=json_sym.get('stroke_opacity'),
stroke_dash_array=json_sym.get('stroke_dash_array'))
symbolizer.save()
elif sym.get('type') == 'MarkSymbolizer':
json_sym = json.loads(sym.get('json'))
symbolizer = MarkSymbolizer(
rule=rule,
order=int(sym.get('order')),
opacity=json_sym.get('opacity'),
size=json_sym.get('size'),
rotation=json_sym.get('rotation'),
well_known_name=json_sym.get('well_known_name'),
fill=json_sym.get('fill'),
fill_opacity=json_sym.get('fill_opacity'),
stroke=json_sym.get('stroke'),
stroke_width=json_sym.get('stroke_width'),
stroke_opacity=json_sym.get('stroke_opacity'),
stroke_dash_array=json_sym.get('stroke_dash_array'))
symbolizer.save()
elif sym.get('type') == 'ExternalGraphicSymbolizer':
json_sym = json.loads(sym.get('json'))
symbolizer = ExternalGraphicSymbolizer(
rule=rule,
order=int(sym.get('order')),
opacity=json_sym.get('opacity'),
size=json_sym.get('size'),
rotation=json_sym.get('rotation'),
online_resource=json_sym.get('online_resource'),
format=json_sym.get('format'))
symbolizer.save()
elif sym.get('type') == 'TextSymbolizer':
json_sym = json.loads(sym.get('json'))
symbolizer = TextSymbolizer(
rule=rule,
order=int(sym.get('order')),
label=json_sym.get('label'),
font_family=json_sym.get('font_family'),
font_size=json_sym.get('font_size'),
font_weight=json_sym.get('font_weight'),
font_style=json_sym.get('font_style'),
halo_fill=json_sym.get('halo_fill'),
halo_fill_opacity=json_sym.get('halo_fill_opacity'),
halo_radius=json_sym.get('halo_radius'),
fill=json_sym.get('fill'),
fill_opacity=json_sym.get('fill_opacity'),
)
symbolizer.save()
sld_body = sld_builder.build_sld(layer, style)
if is_preview:
if gs.createOverwrittenStyle(style.name, sld_body, True):
return True
else:
return False
else:
if gs.createStyle(style.name, sld_body):
if not is_preview:
gs.setLayerStyle(layer, style.name, style.is_default)
return True
else:
return False
def create_style(request, json_data, layer, gs, is_preview=False):
name = json_data.get('name')
if is_preview:
name = name + '__tmp'
is_default = json_data.get('is_default', False)
is_default = utils.set_default_style(layer, gs,is_preview=is_preview, is_default=is_default)
style = Style(
name = name,
title = json_data.get('title'),
is_default = is_default,
type = 'EX'
)
if json_data.get('minscale') != '':
style.minscale = json_data.get('minscale')
else:
style.minscale = -1
if json_data.get('maxscale') != '':
style.maxscale = json_data.get('maxscale')
else:
style.maxscale = -1
style.save()
style_layer = StyleLayer(
style = style,
layer = layer
)
style_layer.save()
for r in json_data.get('rules'):
json_rule = r.get('rule')
filter_text = ""
if json_rule.get('filter').__len__() != 0:
filter_text = str(json.dumps(json_rule.get('filter')))
rule = Rule(
style = style,
name = json_rule.get('name'),
title = json_rule.get('title'),
abstract = '',
filter = filter_text,
minscale = json_rule.get('minscale'),
maxscale = json_rule.get('maxscale'),
order = json_rule.get('order')
)
rule.save()
for sym in r.get('symbolizers'):
if sym.get('type') == 'PolygonSymbolizer':
json_sym = json.loads(sym.get('json'))
symbolizer = PolygonSymbolizer(
rule = rule,
order = int(sym.get('order')),
fill = json_sym.get('fill'),
fill_opacity = json_sym.get('fill_opacity'),
stroke = json_sym.get('stroke'),
stroke_width = json_sym.get('stroke_width'),
stroke_opacity = json_sym.get('stroke_opacity'),
stroke_dash_array = json_sym.get('stroke_dash_array')
)
symbolizer.save()
elif sym.get('type') == 'LineSymbolizer':
json_sym = json.loads(sym.get('json'))
symbolizer = LineSymbolizer(
rule = rule,
order = int(sym.get('order')),
stroke = json_sym.get('stroke'),
stroke_width = json_sym.get('stroke_width'),
stroke_opacity = json_sym.get('stroke_opacity'),
stroke_dash_array = json_sym.get('stroke_dash_array')
)
symbolizer.save()
elif sym.get('type') == 'MarkSymbolizer':
json_sym = json.loads(sym.get('json'))
symbolizer = MarkSymbolizer(
rule = rule,
order = int(sym.get('order')),
opacity = json_sym.get('opacity'),
size = json_sym.get('size'),
rotation = json_sym.get('rotation'),
well_known_name = json_sym.get('well_known_name'),
fill = json_sym.get('fill'),
fill_opacity = json_sym.get('fill_opacity'),
stroke = json_sym.get('stroke'),
stroke_width = json_sym.get('stroke_width'),
stroke_opacity = json_sym.get('stroke_opacity'),
stroke_dash_array = json_sym.get('stroke_dash_array')
)
symbolizer.save()
elif sym.get('type') == 'ExternalGraphicSymbolizer':
json_sym = json.loads(sym.get('json'))
symbolizer = ExternalGraphicSymbolizer(
rule = rule,
order = int(sym.get('order')),
opacity = json_sym.get('opacity'),
size = json_sym.get('size'),
rotation = json_sym.get('rotation'),
online_resource = json_sym.get('online_resource'),
format = json_sym.get('format')
)
symbolizer.save()
elif sym.get('type') == 'TextSymbolizer':
json_sym = json.loads(sym.get('json'))
symbolizer = TextSymbolizer(
rule = rule,
order = int(sym.get('order')),
label = json_sym.get('label'),
font_family = json_sym.get('font_family'),
font_size = json_sym.get('font_size'),
font_weight = json_sym.get('font_weight'),
font_style = json_sym.get('font_style'),
halo_fill = json_sym.get('halo_fill'),
halo_fill_opacity = json_sym.get('halo_fill_opacity'),
halo_radius = json_sym.get('halo_radius'),
fill = json_sym.get('fill'),
fill_opacity = json_sym.get('fill_opacity'),
)
symbolizer.save()
sld_body = sld_builder.build_sld(layer, style)
if is_preview:
if gs.createOverwrittenStyle(style.name, sld_body, True):
return style
else:
if gs.createStyle(style.name, sld_body):
if not is_preview:
gs.setLayerStyle(layer, style.name, style.is_default)
return style